61.   Africans building mud huts love them, because the grainy soil inside is just the right consistency for hard-packed floors.

62.   Africans building mud huts love them, because the grainy soil inside is just the right consistency for hard packed floors.

63.   After the waste chemicals were extracted, the soil was clean enough to be returned to the site.

64.   After that, water with a fine spray whenever the soil is dry to the touch.

65.   Allow the surface of the soil to dry out a half-inch down between waterings, but make sure the soil below that is evenly moist.

66.   All do best in the mild weather of late spring and early summer, and will grow lush if the soil is rich.

67.   Also, our soils are full of clay, except near the seashore, which means they store water well.

68.   Brick-hard soil is not good for your lawn or for water conservation.

69.   But especially where the soil is rich and there is plenty of sun and rain, cultivated plants can coexist quite happily with some uncultivated ones.

70.   But if the tanks leak and the soil is permeable, this strategy will make matters worse, experts say.